povl anales utrliKjue 5, fcinorales ulrlnque 13. Longllutlo corporls speciminls de- 

 picli, in Tara rcpcrli 5°, 6', caudae 2^^ 3'. 



HaLIlat Tiu nominatus, esca incolaruni Jelicalisshna , in fossls arcnosls subter- 

 rancis provinclaruni B r a s i 1 i a e. 



Species o. TUPINAMBIS I>IONITOR s. NIGROPUNCTATUS 



Foem. Tab. XIX. 



Olivaceo-nigricans, sublus sulphurescens, nigrofasciatus et maculatus; lahiis, dorso hypochondriisque 

 flavo-maculatls, maculis separatis, ocellatis ; pedibus flavo -punctatis. 



X-/s E CRiPTi 0. Corpus longituJine pi'aecec!enlls, supra epldermicle ademta quasi 

 totum coerulescens; labla, abdomen, maculae lituraec[ue dorsi et caudae sulphurescentla, 

 epidermlde sublevata vel in speclmlnibus spirltu vini asservatls alblsslma ; non dlf- 

 fert a praecedente nisi abdomine regulariter nlgro -fasclato, maculis ocellatis hypo- 

 chondriallbus magls regularibus, pedlbus flavo- punctatls. Specimen hic depictum 1-^^ 

 longum et a Seba octies figuratum cum alio 3° longo in provincia Rio de Ja- 

 neiro repertum est, et a Daudinio juvenlle, examine tamen a ine iterato vel 

 species diversa vel foemina speciei praecedentis aestlmatur. 



GENI3S ii. CROCODILURUS. 



Tupinambi simillimus, cauda vero tota rectangula , compressa, supra ad basin phiniuscula, 

 carinata , utrinque denticulata; dorso tuberculoso-squamoso ; abdomine scutellato ; poris fe- 

 moralibus conspicuis ; dentibus palatinis nullis; collo subtus biplicato. 



Species 1. CROCODILURUS AMAZONICUS. Tab. xxi. 



Fusco-brunneus; dorso non carinato; cauda utrinque 4-carinata; squamis cervicis orbicularlbus , dorso 

 medio, praecipue ad latera carinalis ; plica colli unica, scutellata. 



D 



ESCBiPTio. Corpus supra brunneo-fuscum, obscure nigro-ocellatum, subaspe- 

 rum, subtus sulphureum; caput olivaceo-fuscum, supra convexo-planum, rectan- 



5 * 



